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/** @file
* IPRT - System.
*/
/*
* Copyright (C) 2006-2007 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
#ifndef ___iprt_system_h
#define ___iprt_system_h
#include <iprt/cdefs.h>
#include <iprt/types.h>
__BEGIN_DECLS
/** @defgroup grp_rt_system RTSystem - System Information
* @ingroup grp_rt
* @{
*/
/**
* Info level for RTSystemGetOSInfo().
*/
typedef enum RTSYSOSINFO
{
RTSYSOSINFO_INVALID = 0, /**< The usual invalid entry. */
RTSYSOSINFO_PRODUCT, /**< OS product name. (uname -o) */
RTSYSOSINFO_RELEASE, /**< OS release. (uname -r) */
RTSYSOSINFO_VERSION, /**< OS version, optional. (uname -v) */
RTSYSOSINFO_SERVICE_PACK, /**< Service/fix pack level, optional. */
RTSYSOSINFO_END /**< End of the valid info levels. */
} RTSYSOSINFO;
/**
* Queries information about the OS.
*
* @returns IPRT status code.
* @retval VINF_SUCCESS on success.
* @retval VERR_INVALID_PARAMETER if enmInfo is invalid.
* @retval VERR_INVALID_POINTER if pszInfoStr is invalid.
* @retval VERR_BUFFER_OVERFLOW if the buffer is too small. The buffer will
* contain the chopped off result in this case, provided cchInfo isn't 0.
* @retval VERR_NOT_SUPPORTED if the info level isn't implemented. The buffer will
* contain an empty string.
*
* @param enmInfo The OS info level.
* @param pszInfo Where to store the result.
* @param cchInfo The size of the output buffer.
*/
RTDECL(int) RTSystemQueryOSInfo(RTSYSOSINFO enmInfo, char *pszInfo, size_t cchInfo);
/**
* Gets the number of logical (not physical) processors in the system.
*
* @returns Number of logical processors in the system.
*/
RTDECL(unsigned) RTSystemProcessorGetCount(void);
/**
* Gets the active logical processor mask.
*
* @returns Active logical processor mask. (bit 0 == logical cpu 0)
*/
RTDECL(uint64_t) RTSystemProcessorGetActiveMask(void);
/** @} */
__END_DECLS
#endif
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